Biomechanics of aortic wall failure with a focus on dissection and aneurysm: A review

S Sherifova, GA Holzapfel - Acta biomaterialia, 2019 - Elsevier
Aortic dissections and aortic aneurysms are fatal events characterized by structural changes
to the aortic wall. The maximum diameter criterion, typically used for aneurysm rupture risk …

A deep learning approach to estimate stress distribution: a fast and accurate surrogate of finite-element analysis

L Liang, M Liu, C Martin, W Sun - Journal of The Royal …, 2018 - royalsocietypublishing.org
Structural finite-element analysis (FEA) has been widely used to study the biomechanics of
human tissues and organs, as well as tissue–medical device interactions, and treatment …

Diabetes mellitus: is it protective against aneurysm? A narrative review

K Patel, MA Zafar, BA Ziganshin, JA Elefteriades - Cardiology, 2018 - karger.com
Objectives: In the course of extensive clinical aortic surgery, we noticed that the aorta was
quite thick and fibrotic in diabetic patients. We thought the diabetic aortic aorta might be …

A generic physics-informed neural network-based constitutive model for soft biological tissues

M Liu, L Liang, W Sun - Computer methods in applied mechanics and …, 2020 - Elsevier
Constitutive modeling is a cornerstone for stress analysis of mechanical behaviors of
biological soft tissues. Recently, it has been shown that machine learning (ML) techniques …

A machine learning approach to investigate the relationship between shape features and numerically predicted risk of ascending aortic aneurysm

L Liang, M Liu, C Martin, JA Elefteriades… - … and modeling in …, 2017 - Springer
Geometric features of the aorta are linked to patient risk of rupture in the clinical decision to
electively repair an ascending aortic aneurysm (AsAA). Previous approaches have focused …

Biaxial rupture properties of ascending thoracic aortic aneurysms

A Duprey, O Trabelsi, M Vola, JP Favre, S Avril - Acta biomaterialia, 2016 - Elsevier
Although hundreds of samples obtained from ascending thoracic aortic aneurysms (ATAA)
of patients undergoing elective surgical repair have already been characterized …

Wall shear stress predicts media degeneration and biomechanical changes in thoracic aorta

M Kiema, JK Sarin, SP Kauhanen, J Torniainen… - Frontiers in …, 2022 - frontiersin.org
Objectives: In thoracic aortic aneurysm (TAA) of the ascending aorta (AA), AA is
progressively dilating due to the weakening of the aortic wall. Predicting and preventing …

Estimation of in vivo constitutive parameters of the aortic wall using a machine learning approach

M Liu, L Liang, W Sun - Computer methods in applied mechanics and …, 2019 - Elsevier
The patient-specific biomechanical analysis of the aorta requires the quantification of the in
vivo mechanical properties of individual patients. Current inverse approaches have …

Human dilated ascending aorta: mechanical characterization via uniaxial tensile tests

A Ferrara, S Morganti, P Totaro, A Mazzola… - Journal of the …, 2016 - Elsevier
Aneurysms of the ascending aorta (AsAA), ie, a progressive and localized dilatation of the
first part of the aorta, represent a severe life-threatening condition, often occurring with no …

Human thoracic and abdominal aortic aneurysmal tissues: Damage experiments, statistical analysis and constitutive modeling

DM Pierce, F Maier, H Weisbecker, C Viertler… - Journal of the …, 2015 - Elsevier
Abstract Development of aortic aneurysms includes significant morphological changes
within the tissue: collagen content increases, elastin content reduces and smooth muscle …